关于数值模拟离心泵过程中发散的一些问题
-
您好，算例运行不起来，只能跑一步
Create time Create mesh for time = 0 Initializing the GGI interpolator between master/shadow patches: GUIDE-OUTLET/IMPELLER-INLET Initializing the GGI interpolator between master/shadow patches: IMPELLER-OUTLET/VOLUTE-INLET SIMPLE: no convergence criteria found. Calculations will run for 1400 steps. Reading field p Reading field U Reading/calculating face flux field phi Selecting incompressible transport model Newtonian Selecting RAS turbulence model RNGkEpsilon RNGkEpsilonCoeffs { Cmu 0.0845; C1 1.42; C2 1.68; alphak 1.39; alphaEps 1.39; eta0 4.38; beta 0.012; sigmak 0.71942; sigmaEps 0.71942; } Creating MRF for cell zone IMPELLER. rpm = 2900 Excluded patches: 2(3 4) Starting time loop Time = 1 smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.0108375, No Iterations 2 smoothSolver: Solving for Uy, Initial residual = 1, Final residual = 0.0104409, No Iterations 2 smoothSolver: Solving for Uz, Initial residual = 1, Final residual = 0.0104084, No Iterations 2 GAMG: Solving for p, Initial residual = 1, Final residual = 0.027634, No Iterations 6 GAMG: Solving for p, Initial residual = 0.0357851, Final residual = 0.000575861, No Iterations 2 time step continuity errors : sum local = 7.76946, global = 0.352411, cumulative = 0.352411 smoothSolver: Solving for epsilon, Initial residual = 0.13384, Final residual = 0.00135303, No Iterations 2 bounding epsilon, min: -2.55034 max: 52.4243 average: 2.34921 smoothSolver: Solving for k, Initial residual = 1, Final residual = 0.0250789, No Iterations 2 ExecutionTime = 12.85 s ClockTime = 13 s Time = 2 smoothSolver: Solving for Ux, Initial residual = 0.20708, Final residual = 0.00402441, No Iterations 2 smoothSolver: Solving for Uy, Initial residual = 0.249236, Final residual = 0.0056065, No Iterations 2 smoothSolver: Solving for Uz, Initial residual = 0.222885, Final residual = 0.00479877, No Iterations 2
